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This paper focuses on the practical limitations in the content and software of the databases that are used to calculate the h-index for assessing the publishing productivity and impact of researchers. To celebrate F. W. Lancaster's biological age of seventy-five, and " scientific age " of forty-five, this paper discusses the related features of Google(More)
Purpose – A previous paper by the present author described the pros and cons of using the three largest cited reference enhanced multidisciplinary databases and discussed and illustrated in general how the theoretically sound idea of the h-index may become distorted depending on the software and the content of the database(s) used, and the searchers' skill(More)
An increasing number of online information services calculate and report the citedness score of the source documents and provide a link to the group of records of the citing documents. The citedness score depends on the breadth of source coverage, and the ability of the software to identify the cited documents correctly. The citedness score may be a good(More)
  • P Jacsó
  • Cortex; a journal devoted to the study of the…
  • 2001
The Journal Citation Reports ® (JCR), published by the Institute for Scientific Information, annually ranks more than 6,500 science and social science journals, by calculating their impact factors (and many other useful measures) from the citations they receive from journals monitored by ISI in the Science Citation Index (SCI), Social Science Citation Index(More)
Purpose – This paper aims to provide a general overview, to be followed by a series of papers focusing on the analysis of pros and cons of the three largest, cited-reference-enhanced, multidisciplinary databases (Google Scholar, Scopus, and Web of Science) for determining the h-index. Design/methodology/approach – The paper focuses on the analysis of pros(More)